Home / 14,865.60-22,291.20-8,284.80

Finding the Fourth Proportional to 14,865.60, 22,291.20 and 8,284.80

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Solution

The fourth proportional to 14,865.60, 22,291.20 and 8,284.80 is: 12,423.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,865.60 : 22,291.20 = 8,284.80 : x
  2. Step 2: Convert to fraction form
    14,865.60/22,291.20 = 8,284.80/x
  3. Step 3: Cross multiply
    14,865.60x = 22,291.20 × 8,284.80
  4. Step 4: Simplify right side
    14,865.60x = 184,678,133.76
  5. Step 5: Solve for x
    x = 184,678,133.76/14,865.60
  6. Step 6: Final answer
    x = 12,423.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.